12r-11=4r+5

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Solution for 12r-11=4r+5 equation: 



12r-11=4r+5

We move all terms to the left:

12r-11-(4r+5)=0

We get rid of parentheses

12r-4r-5-11=0

We add all the numbers together, and all the variables

8r-16=0

We move all terms containing r to the left, all other terms to the right

8r=16

r=16/8

r=2

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